package com.atguigu.common.vaild;

import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
import java.lang.annotation.Annotation;
import java.util.HashSet;
import java.util.Set;

/**
 * @Author sc
 * @DATE 2024/6/1 15:46
 * @Description:
 * @Version 1.0
 */
public class ListValueConstraintValidator implements ConstraintValidator<ListValue,Integer> {

    private Set<Integer> set = new HashSet<>();

    /**
     *  初始化方法
     * @param constraintAnnotation
     */
    @Override
    public void initialize(ListValue constraintAnnotation) {
        int[] vals = constraintAnnotation.vals();
        for (int val : vals) {
            set.add(val);
        }
    }

    /**
     *  判断是否校验成功
     * @param value
     * @param context
     * @return
     */
    @Override
    public boolean isValid(Integer value, ConstraintValidatorContext context) {
        return set.contains(value);
    }
}
